- 拼写相近单词
- ascidian
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Free-swimming larva of ascidians; they have a tail like a tadpole that contains the notochord.
自由游动的海鞘类幼体;它们有含有脊索的蝌蚪形尾巴。
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The chemistry of ascidians has become one of the most active fields of marine natural products.
海鞘的生理活性物质是海洋天然产物化学中引人注目的研究领域之一。
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Instead, these ascidians, or sea squirts, are filter-feeding animals with one siphon to pull in water and another to discharge it.
相反的,这些海鞘类,或海鞘,是滤食性动物的一个虹吸管拉入水和另一放出它。
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Instead, these ascidians, or sea squirts, are filter-feeding animals with one siphon to pull in water and another to discharge it.
这是一幅特写的图片,一群白色带有斑点的海鞘类动物生活在印度尼西亚海水中,它们正准备去吃食物。
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Instead, these ascidians, or sea squirts, are filter-feeding animals with one siphon to pull in water and another to discharge it.
代替,这些海鞘是用过滤动物的用一根虹吸管到拉入水中和另一个排出它。
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ascidians:海鞘
1引言 海鞘(ascidians)是海洋化学家研究对象中进化程度较高的动物之一,近年来的研究表明,海路中含有很多种生理活性良好的化合物,如抗肿瘤活性物质、抗菌及抗病毒活性物质等t'j,因此,有关海路生理活性成分的研究正受到越来越多的研究者关注.